US Bridges

292 Street over Willow Ck

PoorPosted for load

Tripp County, South Dakota · 1.3E Clearfield · Structure no. 000000062123420

Built
1950
75 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
107 ft
5 main spans
Daily traffic
46
2022 count
Owner
County
County Highway Agency

About this bridge

292 Street over Willow Ck is a wood or timber stringer/multi-beam or girder carrying 292 Street over Willow Ck in Tripp County, South Dakota. It was built in 1950, so it is 75 years old, older than the South Dakota average of 48.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 46 vehicles a day, roughly 3% of them trucks, projected to reach 46 by 2032. The structure is 107 ft (32.6 m) long and 26 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Carries292 Street
CrossesWillow Ck
Location1.3E Clearfield
RouteCounty Highway 0
Coordinates43.16931, -100.0037
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating13.8 US tons
Inventory rating10.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans5
Design loadHS 20 + Mod
Structure length107 ft (32.6 m)
Longest span21 ft (6.4 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46 (2022)
Projected traffic46 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$11,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 292 Street over Willow Ck built?

It was built in 1950, making it 75 years old in 2025.

What condition is 292 Street over Willow Ck in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does 292 Street over Willow Ck carry?

About 46 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 292 Street over Willow Ck?

The structure is 107 ft (32.6 m) long with a longest span of 21 ft (6.4 m) and a deck 26 ft wide.

Who owns 292 Street over Willow Ck?

It is owned by the County Highway Agency.